Abiotic are the non-living physical and chemical factors that can affect the ecosystem, such as amount of water, temperature, amount of sunlight, etc.
Biotic are the living organisms inside the ecosystem, and can include humans, animals, and plants.
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Answer:
we lack oxygen bc of pollution. a large portion of earths oxygen comes from forests, and plankton, so pollution is really starting to limit that.
Answer:
A
Explanation:
Homeostasis' main job is to keep your body balanced, typically with variable factors such as temperature or enzyme amounts. Your heart rate increases to keep your blood pressure steady while you exercise. This way, you can have a relatively balanced blood pressure as you exhilarate yourself.
A(n) ___ is a group of terrestrial communities that covers a large area and is characterized by certain soil and ____ conditions and particular types of plants and animals
